operator

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• Variables

Variables

var StartNodeCmd = &cobra.Command{
	Use:   "start-node",
	Short: "Starts an instance of SSV node",
	Run: func(cmd *cobra.Command, args []string) {
		commons.SetBuildData(cmd.Parent().Short, cmd.Parent().Version)
		log.Printf("starting %s", commons.GetBuildData())
		if err := cleanenv.ReadConfig(globalArgs.ConfigPath, &cfg); err != nil {
			log.Fatalf("could not read config %s", err)
		}
		if globalArgs.ShareConfigPath != "" {
			if err := cleanenv.ReadConfig(globalArgs.ShareConfigPath, &cfg); err != nil {
				log.Fatalf("could not read share config %s", err)
			}
		}
		loggerLevel, errLogLevel := logex.GetLoggerLevelValue(cfg.LogLevel)
		Logger := logex.Build(commons.GetBuildData(), loggerLevel, &logex.EncodingConfig{
			Format:       cfg.GlobalConfig.LogFormat,
			LevelEncoder: logex.LevelEncoder([]byte(cfg.LogLevelFormat)),
		})
		if errLogLevel != nil {
			Logger.Warn(fmt.Sprintf("Default log level set to %s", loggerLevel), zap.Error(errLogLevel))
		}

		cfg.DBOptions.Logger = Logger
		cfg.DBOptions.Ctx = cmd.Context()
		db, err := storage.GetStorageFactory(cfg.DBOptions)
		if err != nil {
			Logger.Fatal("failed to create db!", zap.Error(err))
		}

		migrationOpts := migrations.Options{
			Db:     db,
			Logger: Logger,
			DbPath: cfg.DBOptions.Path,
		}
		err = migrations.Run(cmd.Context(), migrationOpts)
		if err != nil {
			Logger.Fatal("failed to run migrations", zap.Error(err))
		}

		eth2Network := beaconprotocol.NewNetwork(core.NetworkFromString(cfg.ETH2Options.Network))

		currentEpoch := slots.EpochsSinceGenesis(time.Unix(int64(eth2Network.MinGenesisTime()), 0))
		if cfg.ForkV1Epoch > 0 {
			forksprotocol.SetForkEpoch(types.Epoch(cfg.ForkV1Epoch), forksprotocol.V1ForkVersion)
		}
		if cfg.ForkV2Epoch > 0 {
			Logger.Debug("setting v2 epoch", zap.Uint64("epoch", cfg.ForkV2Epoch))
			forksprotocol.SetForkEpoch(types.Epoch(cfg.ForkV2Epoch), forksprotocol.V2ForkVersion)
		}
		ssvForkVersion := forksprotocol.GetCurrentForkVersion(currentEpoch)
		Logger.Info("using ssv fork version", zap.String("version", string(ssvForkVersion)))

		cfg.ETH2Options.Context = cmd.Context()
		cfg.ETH2Options.Logger = Logger
		cfg.ETH2Options.Graffiti = []byte("SSV.Network")
		cfg.ETH2Options.DB = db
		beaconClient, err := goclient.New(cfg.ETH2Options)
		if err != nil {
			Logger.Fatal("failed to create beacon go-client", zap.Error(err),
				zap.String("addr", cfg.ETH2Options.BeaconNodeAddr))
		}

		nodeStorage := operatorstorage.NewNodeStorage(db, Logger)
		if err := nodeStorage.SetupPrivateKey(cfg.GenerateOperatorPrivateKey, cfg.OperatorPrivateKey); err != nil {
			Logger.Fatal("failed to setup operator private key", zap.Error(err))
		}
		operatorPrivateKey, found, err := nodeStorage.GetPrivateKey()
		if err != nil || !found {
			Logger.Fatal("failed to get operator private key", zap.Error(err))
		}
		operatorPubKey, err := rsaencryption.ExtractPublicKey(operatorPrivateKey)
		if err != nil {
			Logger.Fatal("failed to extract operator public key", zap.Error(err))
		}

		istore := ssv_identity.NewIdentityStore(db, Logger)
		netPrivKey, err := istore.SetupNetworkKey(cfg.NetworkPrivateKey)
		if err != nil {
			Logger.Fatal("failed to setup network private key", zap.Error(err))
		}

		cfg.P2pNetworkConfig.NetworkPrivateKey = netPrivKey
		cfg.P2pNetworkConfig.Logger = Logger
		cfg.P2pNetworkConfig.ForkVersion = ssvForkVersion
		cfg.P2pNetworkConfig.OperatorID = format.OperatorID(operatorPubKey)
		cfg.P2pNetworkConfig.UserAgent = forksv0.GenUserAgentWithOperatorID(cfg.P2pNetworkConfig.OperatorID)

		p2pNet := p2pv1.New(cmd.Context(), &cfg.P2pNetworkConfig)
		if err := p2pNet.Setup(); err != nil {
			Logger.Fatal("failed to setup network", zap.Error(err))
		}

		ctx := cmd.Context()
		cfg.SSVOptions.ForkVersion = ssvForkVersion
		cfg.SSVOptions.Context = ctx
		cfg.SSVOptions.Logger = Logger
		cfg.SSVOptions.DB = db
		cfg.SSVOptions.Beacon = beaconClient
		cfg.SSVOptions.ETHNetwork = eth2Network
		cfg.SSVOptions.Network = p2pNet
		cfg.SSVOptions.ValidatorOptions.ForkVersion = ssvForkVersion
		cfg.SSVOptions.ValidatorOptions.ETHNetwork = eth2Network
		cfg.SSVOptions.ValidatorOptions.Logger = Logger
		cfg.SSVOptions.ValidatorOptions.Context = ctx
		cfg.SSVOptions.ValidatorOptions.DB = db
		cfg.SSVOptions.ValidatorOptions.Network = p2pNet
		cfg.SSVOptions.ValidatorOptions.Beacon = beaconClient
		cfg.SSVOptions.ValidatorOptions.CleanRegistryData = cfg.ETH1Options.CleanRegistryData
		cfg.SSVOptions.ValidatorOptions.KeyManager = beaconClient

		cfg.SSVOptions.ValidatorOptions.ShareEncryptionKeyProvider = nodeStorage.GetPrivateKey
		cfg.SSVOptions.ValidatorOptions.OperatorPubKey = operatorPubKey
		cfg.SSVOptions.ValidatorOptions.RegistryStorage = nodeStorage

		Logger.Info("using registry contract address", zap.String("addr", cfg.ETH1Options.RegistryContractAddr), zap.String("abi version", cfg.ETH1Options.AbiVersion.String()))

		if len(cfg.ETH1Options.RegistryContractABI) > 0 {
			Logger.Info("using registry contract abi", zap.String("abi", cfg.ETH1Options.RegistryContractABI))
			if err = eth1.LoadABI(cfg.ETH1Options.RegistryContractABI); err != nil {
				Logger.Fatal("failed to load ABI JSON", zap.Error(err))
			}
		}
		cfg.SSVOptions.Eth1Client, err = goeth.NewEth1Client(goeth.ClientOptions{
			Ctx:                  cmd.Context(),
			Logger:               Logger,
			NodeAddr:             cfg.ETH1Options.ETH1Addr,
			ConnectionTimeout:    cfg.ETH1Options.ETH1ConnectionTimeout,
			ContractABI:          eth1.ContractABI(cfg.ETH1Options.AbiVersion),
			RegistryContractAddr: cfg.ETH1Options.RegistryContractAddr,
			AbiVersion:           cfg.ETH1Options.AbiVersion,
		})
		if err != nil {
			Logger.Fatal("failed to create eth1 client", zap.Error(err))
		}

		if cfg.WsAPIPort != 0 {
			ws := api.NewWsServer(cmd.Context(), Logger, nil, http.NewServeMux(), cfg.WithPing)
			cfg.SSVOptions.WS = ws
			cfg.SSVOptions.WsAPIPort = cfg.WsAPIPort
			cfg.SSVOptions.ValidatorOptions.NewDecidedHandler = decided.NewStreamPublisher(Logger, ws)
		}

		validatorCtrl := validator.NewController(cfg.SSVOptions.ValidatorOptions)
		cfg.SSVOptions.ValidatorController = validatorCtrl

		operatorNode = operator.New(cfg.SSVOptions)

		if cfg.MetricsAPIPort > 0 {
			go startMetricsHandler(cmd.Context(), Logger, cfg.MetricsAPIPort, cfg.EnableProfile)
		}

		metrics.WaitUntilHealthy(Logger, cfg.SSVOptions.Eth1Client, "eth1 node")
		metrics.WaitUntilHealthy(Logger, beaconClient, "beacon node")

		if err := operatorNode.StartEth1(eth1.HexStringToSyncOffset(cfg.ETH1Options.ETH1SyncOffset)); err != nil {
			Logger.Fatal("failed to start eth1", zap.Error(err))
		}
		if err := p2pNet.Start(); err != nil {
			Logger.Fatal("failed to start network", zap.Error(err))
		}
		if err := operatorNode.Start(); err != nil {
			Logger.Fatal("failed to start SSV node", zap.Error(err))
		}
	},
}

StartNodeCmd is the command to start SSV node